From: Xu Yang <xu.yang_2@nxp.com>
To: Frank Li <Frank.li@nxp.com>, Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
John Garry <john.g.garry@oracle.com>,
James Clark <james.clark@linaro.org>,
Mike Leach <mike.leach@linaro.org>, Leo Yan <leo.yan@linux.dev>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-perf-users@vger.kernel.org, devicetree@vger.kernel.org,
imx@lists.linux.dev, Xu Yang <xu.yang_2@nxp.com>
Subject: [PATCH v2 5/5] arm64: dts: imx94: add DDR Perf Monitor node
Date: Thu, 21 Aug 2025 19:01:53 +0800 [thread overview]
Message-ID: <20250821-imx94-ddr-pmu-v2-5-052c6420605d@nxp.com> (raw)
In-Reply-To: <20250821-imx94-ddr-pmu-v2-0-052c6420605d@nxp.com>
Add DDR Perf Monitor for i.MX94.
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
---
Changes in v2:
- fix typo
---
arch/arm64/boot/dts/freescale/imx94.dtsi | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
index 44dee2cbd42d4bc765c33a9ce663ceda095b6c66..6a2d86d67200facec76a7880b4a2268b4191452c 100644
--- a/arch/arm64/boot/dts/freescale/imx94.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
@@ -1188,5 +1188,11 @@ wdog3: watchdog@49220000 {
status = "disabled";
};
};
+
+ ddr-pmu@4e090dc0 {
+ compatible = "fsl,imx94-ddr-pmu", "fsl,imx93-ddr-pmu";
+ reg = <0x0 0x4e090dc0 0x0 0x200>;
+ interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+ };
};
};
--
2.34.1
next prev parent reply other threads:[~2025-08-21 11:02 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-21 11:01 [PATCH v2 0/5] add imx94 DDR Performance Monitor support Xu Yang
2025-08-21 11:01 ` [PATCH v2 1/5] dt-bindings: perf: fsl-imx-ddr: Add a compatible string fsl,imx94-ddr-pmu for i.MX94 Xu Yang
2025-08-21 11:01 ` [PATCH v2 2/5] perf: imx_perf: add support for i.MX94 platform Xu Yang
2025-08-21 11:01 ` [PATCH v2 3/5] perf vendor events arm64:: Add i.MX94 DDR Performance Monitor metrics Xu Yang
2025-08-21 11:01 ` [PATCH v2 4/5] MAINTAINERS: include fsl_imx9_ddr_perf.c and some perf metric files Xu Yang
2025-08-21 11:01 ` Xu Yang [this message]
2025-08-21 14:51 ` [PATCH v2 5/5] arm64: dts: imx94: add DDR Perf Monitor node Frank Li
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